Who was the first Vietnamese to study as an undergraduate at Harvard University?

https://e.vnexpress.net/news/news/brainteaser/who-was-the-first-vietnamese-to-study-as-an-undergraduate-at-harvard-university-5111621.html">https://vcdn1-english.vnecdn.net/2026/08/21/485137849107138861169453219467-7444-2963-1787295680.jpg?w=900&h=0&q=100&dpr=1&fit=crop&s=GRFDGyxr2Ur-rQNkxxmt_Q" />This person was the first Vietnamese student to attend Harvard University on a full undergraduate scholarship in the 1960s.